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Nebula Oracle

The Oracle Contract exposes an interface for accessing the latest reported price for assets used by the Nebula Protocol.

Prices are only considered valid for 60 seconds. If no new prices are published after the data has expired, the Nebula Protocol will disable all mint and burn operations until the price feed resumes

InstantiateMsg

{
    "owner": String,
    "oracle_addr": String,
    "base_denom": String
}
  • owner: address of the owner of the oracle contract
  • oracle_addr: address of the TeFi Oracle Hub contract
  • base_denom base denom when calculating prices (uusd in real cases)

ExecuteMsg

UpdateConfig

Updates contract variables

{
    "update_config": {
        "owner": Option<String>,
        "oracle_addr": Option<String>,
        "base_denom": Option<String>
    }
}
  • owner: address of the new owner of the oracle contract
  • oracle_addr: address of the new TeFi Oracle Hub contract
  • base_denom new base denom when calculating prices

QueryMsg

Config

Returns general contract parameters

{
    "config": {}
}

Price

Returns the latest price by calculating latest_base_price/latest_quote_price

{
    "price": {
        "base_asset": AssetInfo,
        "quote_asset": AssetInfo
    }
}
  • base_asset: base asset to calculate the latest price
  • quote_asset: quote asset to calculate the latest price